Science Frontiers ONLINE No. 9: Winter 1979

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Archaeology

• A Stone Face From Ungava
• The Ancient Dispersal of Useful Plants

Astronomy

• Cartwheels in Space
• Large, Unseen Mass is Pulling Earth Toward It
• Venus and Earth: Engaged Or Divorced?
• A Chilly Martian Night

Biology

• The Hazards of Sewer Exploration
• Have Magnets, Will Travel

Geology

• Moon-like Craters in the North Sea Floor
• An Ancient Planet Beneath A Youthful Veneer
• Tarnished Halos?

Geophysics

• Purple Blobs in Texas

Category X

• Bermuda Triangle in Orbit
• Transcendental Trivia?